Writing Ratios
There are 12 dogs and 7 cats. Write the ratio of cats to dogs.
7 to 12
The ratio of cats to dogs is 5:4. If there are 20 cats, how many dogs are there?
16
24 quarts = ___________ gal
6 gallons
Which is faster:
12 miles in 2.5 hours OR 15 miles in 3 hours
15 miles in 3 hours
There are 5 clarinets and 8 trumpets. Write the ratio of clarinets to total instruments.
5 to 13
The ratio of hits to at-bats is 4:9. If there are 27 at-bats, how many hits are made?
12
60 inches = _________ feet
5 feet
Which is a better ratio of hits to at-bats:
10 hits in 25 at bats OR 18 hits in 50 at bats
10 hits in 25 at bats
There are 5 weekdays and 2 weekend days. Write the ratio of weekend days to total days of the week.
2 to 7
The ratio of pages read to minutes is 2:5. Give three equivalent ratios to this.
4:10, 6:15, 8: 20, etc.
8 liters = _________mL
8,000 mL
Which is the better buy?
$12 for 2.5 pounds of chocolate OR $8 for 2 pounds of chocolate
$8 for 2 pounds
There are 9 non-fiction books and 4 fiction books on the shelf. Write the ratio of fiction to non-fiction in three different ways.
4 to 9
4:9
4/9
A field trip has a student to chaperone ratio of 5:2. If there are 28 people total on the trip, how many students are there?
20 students
2 yards = __________ in
72 inches
Which is the faster typing rate?
90 words in 2 minutes OR 50 words per minute
50 words per minute
There are 15 soccer balls, 12 footballs and 6 basketballs in the sports closet. What is the ratio of footballs to total balls?
12 to 33
The ratio of red to blue tiles in the mosaic is 4:5. If there are 36 tiles in total, how many of each color are there?
16 red and 20 blue
27 inches = __________ yards
0.75 yards
Which is the better buy?
8 oz for $2.50 OR 10 oz for $3.50
8 oz for $2.50